1982 Island Packet 31 vs 1998 Island Packet 37 — Comparison

1982 Island Packet 31
VS
1998 Island Packet 37

Specifications Side by Side

Specification1982 Island Packet 311998 Island Packet 37
General
ManufacturerIsland PacketIsland Packet
Year1982–19941998–2005
TypeCutterCutter
CountryUSAUSA
DesignerBob JohnsonBob Johnson
Dimensions
LOA9.45 m (31.0 ft)11.28 m (37.0 ft)
LWL8.08 m (26.5 ft)9.45 m (31.0 ft)
Beam3.35 m (11.0 ft)3.66 m (12.0 ft)
Draft1.22 m (4.0 ft)1.37 m (4.5 ft)
Weight
Displacement5,897 kg (13,001 lbs)8,165 kg (18,001 lbs)
Ballast2,449 kg (5,399 lbs)3,266 kg (7,200 lbs)
Sailing
Sail Area49.2 m² (530 ft²)58.0 m² (624 ft²)
Hull MaterialFiberglassFiberglass
Keel TypeFullFull
Engine & Tanks
Engine25 HP40 HP
Fuel Capacity114 L (30.1 gal)170 L (44.9 gal)
Water Capacity189 L (49.9 gal)303 L (80.0 gal)
Accommodation
Berths56
Cabins22

Performance Comparison

SA/D Ratio (Higher = more sail power per displacement)
1982 Island Packet 31
15.32
1998 Island Packet 37
14.53
Ballast Ratio (Higher = more stability)
1982 Island Packet 31
41.53
1998 Island Packet 37
40.00
Capsize Ratio (Lower = safer offshore)
1982 Island Packet 31
0.74
1998 Island Packet 37
0.73
Comfort Ratio (Higher = gentler motion)
1982 Island Packet 31
25.11
1998 Island Packet 37
22.28

Detailed Comparison

The 1982 Island Packet 31 and 1998 Island Packet 37 represent two takes on cutter-rigged sailing. The 1982 Island Packet 31 is a 1980s design by Island Packet from USA, while the 1998 Island Packet 37 is a 1990s offering from Island Packet from USA. The 1982 Island Packet 31 was penned by Bob Johnson. The 1998 Island Packet 37 was designed by Bob Johnson.

In terms of size, the 1982 Island Packet 31 measures 9.45m (31.0ft) overall with a beam of 3.35m, compared to the 1998 Island Packet 37 at 11.28m (37.0ft) with a 3.66m beam. The 1998 Island Packet 37 is 1.83m longer than the 1982 Island Packet 31. The 1998 Island Packet 37 displaces approximately 38% more than its counterpart, which significantly affects how each boat handles in different sea states.

Looking at performance, the 1982 Island Packet 31 has moderate sail power suitable for relaxed cruising with an SA/D ratio of 15.32 and 49.2 m² of sail area. The 1998 Island Packet 37, with an SA/D of 14.53 and 58.0 m² of canvas, offers modest sail power for its displacement. The 1982 Island Packet 31 has the edge in terms of raw sailing performance.

For comfort and safety, the 1982 Island Packet 31 offers a moderate motion comfort level (comfort ratio: 25.1) and excellent capsize resistance suitable for offshore voyaging (capsize ratio: 0.74). The 1998 Island Packet 37 has a comfort ratio of 22.3 and a capsize screening value of 0.73. The ballast ratios are 41.5% for the 1982 Island Packet 31 and 40.0% for the 1998 Island Packet 37, reflecting their respective approaches to stability.

Below deck, the 1982 Island Packet 31 provides 5 berths in 2 cabins with 189L of water capacity and 114L of fuel. The 1998 Island Packet 37 offers 6 berths in 2 cabins with 303L water and 170L fuel capacity.

Verdict

For cruising: The 1982 Island Packet 31 is the better choice for comfortable cruising thanks to its higher comfort ratio, offering a gentler motion at sea that crews will appreciate on longer passages.

For racing: The 1982 Island Packet 31 has the performance advantage with its superior SA/D ratio, meaning more sail power relative to its displacement for competitive sailing.

For liveaboard: The 1998 Island Packet 37 offers more sleeping accommodation, making it better suited for extended living aboard. Consider water and fuel capacity for extended stays away from marinas.

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Or view individual specs: 1982 Island Packet 31 · 1998 Island Packet 37